Average dose due to natural radioactivity deposited internally

Average dose due to natural radioactivity deposited internally

Table
Average dose due to natural radioactivity deposited internally
isotope radioactivity
in millibecquerel (mBq)* radiation dose in mSv (per year) critical organ
carbon-14 2.2(10−7)
per kilogram beta rays 0.016 gonads
potassium-40 3.9(10−7)
per kilogram beta rays 0.165 gonads
potassium-40 5.6(10−8)
per kilogram gamma rays 0.023 gonads
radium and daughters 3.7(10−9)
in body alpha, beta, gamma rays 7.6 bones
radon and daughters 1.2(10−2)
per 1 in inhaled air alpha, beta, gamma rays 20 lungs
*Millibecquerel is a unit of radioactive disintegration rate; it corresponds to that quantity of a radioactive element in which there is one disintegration every 1,000 seconds.
See as table:

* * *


Universalium. 2010.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

  • Chernobyl disaster effects — The Chernobyl disaster triggered the release of substantial amounts of radiation into the atmosphere in the form of both particulate and gaseous radioisotopes. It is the most significant unintentional release of radiation into the environment to… …   Wikipedia

  • Ionizing radiation — consists of highly energetic particles or waves that can detach (ionize) at least one electron from an atom or molecule. Ionizing ability depends on the energy of the impinging individual particles or waves, and not on their number. A large flood …   Wikipedia

  • Polonium — (] [cite journal author = Momoshima N., Song L.X., Osaki S.,Maeda Y., title = Biologically induced Po emission from fresh water journal =J Environ Radioact. year = 2002 volume = 63 issue = 2 pages = 187–197 doi =10.1016/S0265 931X(02)00028 0]… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”